Compiled by The Fly, here are some of the significant research calls making waves on Wall Street. Today's top upgrades include CarMax (KMX) receiving an upgrade from Stephens to Overweight from Equal Weight, with a new price target of $90. BofA double upgraded Playtika (PLTK) to Buy from Underperform, emphasizing the company's impressive free cash flow yield. Morgan Stanley upgraded Global-e Online (GLBE) to Overweight from Equal Weight, noting its achievable growth targets. Additionally, Morgan Stanley upgraded Range Resources (RRC) to Equal Weight from Underweight, highlighting the company's three-year outlook for capital efficient production growth.